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How to find the TOP part of the trapezium in the cross section

Date Posted: 4 months ago
Views: 19
AC Lim
AC Lim
4 months ago
Slanted length^2= (3.2-2)^2 + 6^2
Slanted length = 6.11882342
Perimeter for shaded part= 2+6+3.2+6.11882343